Sony HMD-A400 Service Manual page 29

3
1 2
D
-b
A
(DEFLECTION)
ab1
R408
3.3k
B 1/2W
R509
3.6k
V DY+
ab2
R409 C575
3k
C401 0.01
V DY- 0.1
250V
ab3
Q401
2SC945
16.4
SW
0.5
Q535
C514
0.1 RN1203
bc1
G1/VBLK
C
R5201
D5201 1.1k
1N4148
Q5201
RN1203
D
FOCUS
bc2
+5V
E C517
200p
3kV
D519
R533
PS104R
1.3k
1W
HFLB
C518
1500p
1kV
+200V
Q501
SFS9634
FB504
SWITCHING
3µH R524
8.2k 92.7
S
FB501
3µH
D503
31DF4
157.5
F
C515
0.1
R540 C556
250V
1M 100
1/2W 250V
D502 R525
D535
MTZJ15A
120 1N4148
R5001
82
Q515 Q516
2SC945 2SA733
+12V
B DRIVE B DRIVE 3.1
5.4
G 5.3
15
Q520 C555
2SC945 C542 0.1
R580 0.022 50V
H DRIVE
100 100V
6.1
HDRV
6.0
D506
1SS119
R526
4.7k
Q521
2SA733
H DRIVE
BDRV
BOP
+12V
D518
1SS119
R568
10k 3.3
H
Q512
RN1203
2.9
BOP CONT
D539
Q513
HUNLOCK 1N4148 D510
2SA733
1SS119 BOP CONT
MUTE
D541
1N4148
R567
ab4 10k
I
• Divided circuit diagram
One sheet of D board circuit diagram is divided into six
sheets, each having the code D-a to D-f. For example, the
destination ab1 on the D-a sheet is connected to ab1 on the
D-b sheet.
a b 1
Ref. No.
Circuit diagram division code
5-17
4
5 6
+12V
+12V
D540 Q532 Q531
R516 1N4148 2SA733 R523 KSP92
16.4
4.3k 10k
1.9 -27.6 R5111
16.4
20k
15.8
R512
1k Q529
D523 1.4
2SC945P
1SS119
ABL CONT
Q528
D527 2SC945P
HZ12A1
ABL CONT
R5109
1M
R585 C574 R5102 R5103
R5113 R5112 R5110
330
5.1k 13k 10k 51k 6.8k
470
C576
0.1
+12V
R576 C595
51k 0.1
2W 400V
+12V
Q530
2SC2688
74.8
R5202 Q5202 T504 DF AMP
3k
2SC945
1.0
SG501 7 11
C568
C5201 1.2KV
10 22p
2kV
10V
0.4
R577
120
5 2
R5009
2.7
R5131 C585 C593
2W
820k 220p 0.22
1kV
C583
33
100V
R5134
T503
D511
CN503 FB507
10µH ER206
5 10
R537 C548 R536
4 9
15k 220 1.1k
1/2W
25V 2W
R566
3 8
10k
C550 C549 R535
0.01 220 1k
2 7
250V 25V 1W
FB508
10µH
1 6
D512
L503
10mH ER206
95.6
Q519
2SC2688
H CENT
R565
+17V 200
R531
58.9 Q523
4.7k
2SD1640Q
H DRIVE
T502
D504
57.8
1SS119
1 10
R587
C523
2 9 92.8
Q527 470
D507
2SC945 25V
-0.4
SB140
H DRIVE
3 8
2.5
R530
Q503
1.3 2W
2SC5445
Q502 4 7
H OUT
IRFU110
R582 R583 C524
H DRIVE OUT
56.4 1.3 2W C521 0.1
2.7k D508
4300p
5 6 250V
DD84RC 1.8kV
4.2 R528
120
1/2W
R532 C565
S 16 IRF640
R527 47 2.2
C543 S-CAP CHANGE
10k 1/2W FB505 250V
1000p
2µH
100V
R597
51
1W
S
R544
100k
1/2W
D517
R518 1SS119 L501
1.2mH
510k C538
R560
0.1
150k
100V
Q510
2SA733
BOP CONT
R517 C541
10k 4.7
Q511
H2N6718L
SW
• D - b BOARD WAVEFORMS
qa qs qd
58.0 Vp-p (V) 1.8 Vp-p (V)
7 8 9
R589
10k
R586
124k D532
R590
1M Z10-160B C577
22
250V
R5107
10k
R5108
18k
R5106 L502
Q533
470 100µH
2SA733
D592
1SS119
C591
0.1
C590
0.1
L508
D513
+12V
0.12
BYV26C +80VF
1/2W
R5129 D520
R5104
Q504 1k
1N4148 27k
Q547 +12V
2SC945
Q543 2SC945
R573 DF AMP
2SC3421
36k
D530
R5127 R574
1N4148
3.3 15k
1/2W
R5010 D531
R572 C592
R5130 470 1N4148
10 4.7
35V 10k
Q548
R5128
R575
2SA733 D534
3.3k 22
1/2W 1N4148
Q544
2SA1358 Q514
2SC2362 C573
0.1
C584
270p
R578
1k
Q549 R5126 R591
RN1203 1.8k 5.6k
L504
Q517
32µH
2SD669A
H CENT DRIVE
+12V
RY501
102.9 R5117 3
33
1
4
96.2 95.7
D524 2 5
1SS119
Q540
C547 2SC945
0.056
RELAY DRIVE
250V
-77.3
R595
4.7k
Q518
C582
R564
2SB649A 0.1
220k
H CENT DRIVE
R534 R557
L506
2.7 2.7 D526
1.2 10mH
2W 2W
1SS119
0.6
+12V +12V +12V
C525 C526 C566 C522
0.12 0.39 1.6 0.24
250V 250V 250V 400V
Q524 Q536 Q506
L5200
R539 IRF640 R5118 IRF640 R549 1.2mH
10k S-CAP CHANGE 10k S-CAP CHANGE 10k
44.6 43.9
0 0
Q505
Q537 Q508 R5200
S S
2SC945 2SC945 2SC945
51
S-CAP S-CAP S-CAP 1W
CHANGE CHANGE CHANGE
R5115 R545
C560 C557 C528
100k 100k
0.1 0.1 0.1
1/2W 1/2W
0.6 0.6
C5200
47
R538 R5119 R547 160V
4.7k 4.7k 4.7k
D525
HZ6C3
qf qg qh
62.0 Vp-p (H)
1k Vp-p (H) 12.0 Vp-p (H)
10 11
12
D522
PG104R
bc3
bd1
bc4
bc5
bc6
11
CN501
6P
V.DY
V DY+
6 V DY+
V DY-
5 V DY-
12 4 H DY-
3 H DY-
H.DY
2 H DY+
1 H DY+
R543
270
1W
14 13
L505
4.5µH
D514
PG104R
+12V
C527
0.2
250V
R550
10k
Q507
IRF640
S
R548
4.7k
R546 CS4
C529
100k
0.1
Q509
2SC945
CN502
4P
1 CS2
2 CS3
3 CS0
4 CS1
TO A BOARD
CN304
B-SS3578<U/C>-D..-P2-EPS05
120 Vp-p (H)
5-18
13